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    Sealing Solutions - Odin Heavy Industries
    Downhole sealing solutions involve specialized materials and technologies (elastomers, thermoplastics, metal seals, bismuth alloys) to create reliable barriers in extreme oil & gas well conditions (high P/T, H₂S) for tools, packers, and plugs, preventing leaks and isolating zones, with innovations like bismuth's expansion-based seal and pressure-activated sealants addressing complex challenges like water/gas migration. 
    Key Types of Downhole Seals 
    • Elastomer & Thermoplastic Seals: O-rings, V-stacks, Glyd rings, and bonded assemblies using materials like FKM, PEEK, PTFE for resistance to chemicals, pressure, and temperature.
    • Metal Seals: Used in extreme conditions, often with back-up rings for anti-extrusion, providing robust sealing in high-pressure environments.
    • Bismuth-Based Seals (BiSN): Utilizes bismuth alloy that expands upon solidification (after being melted by a thermite heater) to form a permanent, gas-tight seal, solving long-term flow issues.
    • Pressure-Activated Sealants: Liquids like Seal-Tite that are pumped downhole to a leak, then activated by pressure differentials to solidify and seal the breach.
    • Sealing Fasteners: Seelbolts®, Seelskrews®, and self-sealing nuts (Seelnuts®) that integrate a sealing element into the fastener itself for reliable sealing on equipment. 
    Common Applications 
    • Packers & Plugs: Isolating zones for production or abandonment.
    • Downhole Tools: Sealing MWD/LWD tools, rotary steerable systems, and pumps.
    • Tubing & Casing Leaks: Sealing unwanted flow paths.
    • Subsea Systems: Seals for valves, tensioners, and wellhead connectors. 
    Key Considerations for Selection 
    • Harsh Environments: High temperature, high pressure (HPHT), corrosive fluids (H₂S, CO₂).
    • Longevity: Need for permanent vs. retrievable seals.
    • Material Compatibility: Matching seal material to the wellbore fluids and conditions. 
    • BiSN: Innovative Engineered Well Sealing Solutions
      Seal Safer, Protect Forever. BiSN's innovative bismuth-based sealing technologies – wel-lokTM extend the life of your well and per...
      BiSN·
      0:16
    • Downhole Tooling - Odin Heavy Industries
      Odin Components for Downhole Tools * Sealing Elements – High-performance elastomers, thermoplastics, and metal seals designed for ...
      Odin Heavy Industries
    • Oil & Gas Sealing Solutions
      Benefit from our expertise of Engineered Solutions for the Oil & Gas Industry. Trelleborg Sealing Solutions develops, manufactures...
      www.oilandgas-seals.com
    Show all
    • BiSN: Innovative Engineered Well Sealing Solutions
      Seal Safer, Protect Forever. BiSN's innovative bismuth-based sealing technologies – wel-lokTM extend the life of your well and per...
      BiSN·
      0:16
    • Downhole Tooling - Odin Heavy Industries
      Odin Components for Downhole Tools * Sealing Elements – High-performance elastomers, thermoplastics, and metal seals designed for ...
      Odin Heavy Industries
    • Sealing Solutions for Oilfield Equipment | Bal Seal Engineering
      Dec 15, 2025 — O-Ring—Typically the first line of sealing defense, the O-Ring seal works well in valves, LWD and MWD tooling and rota...
      Bal Seal Engineering
    • Oil & Gas Sealing Solutions
      Benefit from our expertise of Engineered Solutions for the Oil & Gas Industry. Trelleborg Sealing Solutions develops, manufactures...
      www.oilandgas-seals.com
    • Downhole Equipment - Seal-Tite International
      Aug 27, 2020 — Seal-Tite is a pressure-activated sealant that can be used to seal leaks. Seal-Tite can be used for a variety of appli...
      Seal-Tite International
    • Performance Barrier Technologies
      bism has developed their welllock M2M technology to create gas-tight sealing solutions for all phases of a well's. life utilizing ...
      BiSN·
      1m
    • Downhole Sealing Solution
      Buy Downhole Sealing Solution,China Downhole Sealing Solution -jst-seals.com. Search. Home downhole-sealing-solution. JST provide ...
      JST-Seals
    • The Right Seal Material for Downhole Applications
      Jun 27, 2021 — Orthtek® - Medical Thermoplastic Composites. WR® – Wear Resistant Thermoplastic Composites.
      Greene Tweed
    • Sealing and Fastening Solutions for Drilling, Downhole, Pump ...
      When selecting protection hardware, it's important to choose products that are properly rated or developed for specific environmen...
      APM Hexseal Corporation
    • Intervention Reinvented: Innovative Downhole Seal Technology
      May 28, 2025 — Discover how SLB solutions like the Hi-Ex retrievable bridge plug, SIMultra retrievable bridge plug, and the award-win...
      SLB
    • Sealing Solutions for Oil & Gas (including SealWelding ...
      Mar 18, 2015 — after removing the damaged seal a new seal which has been cut in one place is put into the correct. position using a s...
      YouTube·TrelleborgSeals
      2m
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    Sealing Solutions for Oil & Gas (including SealWelding ...
    YouTube · TrelleborgSeals
    Mar 19, 2015
    YouTube · TrelleborgSeals
    4:36
    Trelleborg Sealing Solutions offers a broad range of seating solutions for the oil and gas industry, from exploration to production to refinery applications.
    TrelleborgSeals
    YouTube·
    Mar 19, 2015

    Sealing Solutions for Oil & Gas (including SealWelding ...

    YouTube·TrelleborgSeals·Mar 19, 2015
    YouTube
    In this video
    • 00:50
      Sealing Configuration
    • 01:32
      Swivel Stack Seals
    • 02:21
      Seating Solutions
    • 03:52
      Tercon AQ-C
    • 04:08
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    Oil and Gas Industry Sealing Solutions from Bal Seal ...
    YouTube · BalSealEngineering
    Jul 2, 2009
    YouTube · BalSealEngineering
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    BalSealEngineering
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    Jul 2, 2009

    Oil and Gas Industry Sealing Solutions from Bal Seal ...

    YouTube·BalSealEngineering·Jul 2, 2009
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    Performance Barrier Technologies
    BiSN
    May 18, 2023
    BiSN
    1:42
    BISM's WellLock M2M technology uses bismuth-based alloys and modified thermite heaters to create gas-tight seals in wells.
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    BiSN: Innovative Engineered Well Sealing Solutions


    BiSN
    https://bisn.com
    BiSN
    https://bisn.com
    BiSN's bismuth-based solutions extend the life of wells and permanently solve downhole flow issues. We pride ourselves on our precise engineered sealing
  • Careers
  • Downhole Sealing Solution...
  • Directors
  • Well Completion Solutions for...

    • Downhole Sealing Solution


    JST-Seals
    https://www.jst-seals.com › blog › downhole-sealing-solu...
    JST-Seals
    https://www.jst-seals.com › blog › downhole-sealing-solu...
    JST develops and supplies downhole tool seals for the oil and gas industry. We have developed and improved PTFE, NBR, HNBR, FKM, peek and other materials. These ...Read more

    Sealing and Fastening Solutions for Drilling, Downhole ...


    APM Hexseal Corporation
    https://apmhexseal.com › industries › sealing-fastening-...
    APM Hexseal Corporation
    https://apmhexseal.com › industries › sealing-fastening-...
    At APM Hexseal, we build long-lasting, reliable seal solutions that can protect against the rigors of outdoor drilling, downhole, and pump applications.Read more

    Sealing Solutions


    Odin Heavy Industries
    https://odinhi.com › Products
    Odin Heavy Industries
    https://odinhi.com › Products
    Dynamic and static sealing solutions for hydraulic cylinders, pumps, and motors — engineered to contain high-pressure fluids while preventing contamination and ...Read more

    Downhole


    CDI Products
    https://www.cdiproducts.com › markets › oil-gas › dow...
    CDI Products
    https://www.cdiproducts.com › markets › oil-gas › dow...
    We offer a wide variety of reliable, HPHT-stable, RGB, ED and corrosion-resistant seals and components for use in your downhole tooling.Read more

    Sealing Solutions for Oilfield Equipment


    Bal Seal Engineering
    https://www.balseal.com › oilfield-equipment-seal
    Bal Seal Engineering
    https://www.balseal.com › oilfield-equipment-seal
    Combining the best in materials and design to create a solution that behaves in a predictable, reliable way will maximize uptime and equipment performance.Read more

    Downhole and Intervention Tools - Drilling & Exploration


    oilandgas-seals.com
    https://www.oilandgas-seals.com › applications › down...
    oilandgas-seals.com
    https://www.oilandgas-seals.com › applications › down...
    Trelleborg offers sealing solutions for downhole and intervention tools in the oil and gas industry.

    Intervention Reinvented: Innovative Downhole Seal ...


    SLB
    https://www.slb.com › Resource Library
    SLB
    https://www.slb.com › Resource Library
    May 29, 2025 — SLB advanced sealing technologies tackle critical challenges in well barrier and isolation for the oil and gas industry.Read more

    The Right Seal Material for Downhole Applications


    Greene Tweed
    https://www.gtweed.com › insights › how-to-choose-the...
    Greene Tweed
    https://www.gtweed.com › insights › how-to-choose-the...
    Jun 28, 2021 — Learn how to select the optimal seal material for your downhole applications, ensuring durability and performance in extreme conditions.

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